| I always attend lessons; I have never. . . . . . . . | | |
| This program is very useful because you can get help when you . . . . . . . . | | |
| I always hand in my homework . . . . . . . . | | |
| This exam is very difficult; I'll be glad if I manage to . . . . . . . . | | |
| That maths lesson is so hard that it went right . . . . . . . . | | |
| I wanted to buy a can of coke but I can't, the machine is . . . . . . . . | | |
| My children are very naughty; they are always . . . . . . . . | | |
| I've been running all morning; I'm . . . . . . . . | | |
| Mary usually passes all her tests but she never manages to . . . . . . . . | | |
| My students are terribly | | |